Sisu Princess Montana Sapphire Stud Earrings Young in the Mountains The Crafthaus Earrings Sisu The Label SISU Necklace Finnish Jewelry Finland Jewelry SISU Jewelry Etsy New Sisu Etsy. The SISU Earrings feature metal branches inspired by sea coral, finished with wood bead tips for a natural contrast. A round stud anchors the design, while the drop silhouette allows for a soft sway with movement. A sculptural piece that brings organic elegance to any look.